MySpace, an old social networking site, laid off 25% of its workforce in the summer of 2009. If they employed 1,400 workers before the layoffs, how many workers were left at My Space after the layoffs? 

9. A shop owner wants to sell a $1,600 stationary bike. He thinks he is very clever by raising the original price by 75% while putting a \"75% off\' sign on it. Is he as clever as he thinks? Explain